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How to get error message when ifstream open fails
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$ ./test ./test
opened ./test
$ ./test $(printf '%0999x')
failed to open 000...000: File name too long (system:36)
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How good is Java's UUID.randomUUID?
...g low density and random distribution of the bits. Now multiply that by 1,000,000 and the number of seconds that you are going to run the experiment for. I don't think that is practical for the length of time needed to test for collisions of a high quality RNG. Not even with (hypothetical) clever...
Passing a function with parameters as a parameter?
...h a lot of these? E.g. You're rendering a onPress in a Row and you have 10,000 rows. This creates a new anonymous temporary function wrapper for each Row. Is there any other way to do it?
– Joshua Pinter
Nov 26 '17 at 18:23
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Try-finally block prevents StackOverflowError
...l into the finally block take twice as long an the stack depth could be
10,000 or more. If you can make 10,000,000 calls per second, this will take 10^3003 seconds or longer than the age of the universe.
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How can I convert String[] to ArrayList [duplicate]
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Like this :
String[] words = {"000", "aaa", "bbb", "ccc", "ddd"};
List<String> wordList = new ArrayList<String>(Arrays.asList(words));
or
List myList = new ArrayList();
String[] words = {"000", "aaa", "bbb", "ccc", "ddd"};
Collections.addAl...
Convert a list of data frames into one data frame
...ications elapsed relative
4 data.table_rbindlist 100 0.11 1.000
1 do.call 100 9.39 85.364
2 plyr_rbind.fill 100 12.08 109.818
3 plyr_ldply 100 15.14 137.636
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How to unmount a busy device
... behaviour can be achieved by mounting an empty directory with permissions 000 over the directory to be unmounted.
Then any new accesses to filenames in the below the mountpoint will hit the newly overlaid directory with zero permissions - new blockers to the unmount are thereby prevented.
First t...
How to write a scalable Tcp/Ip based server
...Port number entered would seem to be invalid, should be between 1024 and 65000", e);
}
try
{
_serverSocket = new System.Net.Sockets.Socket(serverEndPoint.Address.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
}
catch (System.Net.Sockets.SocketException e)
{
throw new A...
How do you access the matched groups in a JavaScript regular expression?
... environment will see the code working fine under no load despite doing 10,000 needless executions of some chunk of code. Then they'll push it out to a production environment and wonder why their app goes down under load. In my experience it's better if things break in an obvious way, and earlier i...
Force CloudFront distribution/file update
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Remember this costs $0.005 per file after your first 1,000 invalidation requests per month aws.amazon.com/cloudfront/pricing
– TimS
May 8 '14 at 11:34
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